Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Schedule Of Changes In Restricted Stock Units Outstanding) (Details)

v3.7.0.1
Stock-Based Compensation (Schedule Of Changes In Restricted Stock Units Outstanding) (Details) - Restricted Stock Units (RSUs) [Member]
6 Months Ended
Jun. 30, 2017
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares, Outstanding | shares 27,134
Shares, Granted | shares
Shares, Vested | shares (13,341)
Shares, Forfeited | shares
Shares, Outstanding | shares 13,793
Weighted Average Grant Date Fair Value, Outstanding | $ / shares $ 8.65
Weighted Average Grant Date Fair Value, Granted | $ / shares
Weighted Average Grant Date Fair Value, Vested | $ / shares 11.05
Weighted Average Grant Date Fair Value, Forfeited | $ / shares
Weighted Average Grant Date Fair Value, Outstanding | $ / shares $ 6.33